Home / 112,328.76-168,524.64-49,154.40

Finding the Fourth Proportional to 112,328.76, 168,524.64 and 49,154.40

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Solution

The fourth proportional to 112,328.76, 168,524.64 and 49,154.40 is: 73,745.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,328.76 : 168,524.64 = 49,154.40 : x
  2. Step 2: Convert to fraction form
    112,328.76/168,524.64 = 49,154.40/x
  3. Step 3: Cross multiply
    112,328.76x = 168,524.64 × 49,154.40
  4. Step 4: Simplify right side
    112,328.76x = 8,283,727,564.42
  5. Step 5: Solve for x
    x = 8,283,727,564.42/112,328.76
  6. Step 6: Final answer
    x = 73,745.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.